我们对1998年10月至2000年元月本院收治的23例双侧臀肌挛缩症的病因进行了分析,现报告如下。 临床资料 1 一般情况 23例中,男13例,女10例;城市1例,农村22例;发病年龄最小2岁,最大11岁,平均4.9岁,6岁以内发病20例。 2 病史及治疗史 23例均有自幼体弱多病,易反复发生上呼吸道感染,有长期、反复、较大剂量、同部位肌注青霉素及其它药物史。其中用苯甲醇做青霉素溶媒的有14例。 3 临床表现 患儿走路呈外八字步态,并膝下蹲困难,下蹲时呈蛙式位。查体:划圈征阳性,二 We analyzed the etiology of 23 cases of bilateral gluteal muscle contracture treated in our hospital from October 1998 to January 2000 and are reported as follows. Clinical data 1 General situation 23 cases, 13 males and 10 females; 1 case of urban and rural areas 22 cases; the youngest age of 2 years old, maximum 11 years old, an average of 4.9 years old, 20 cases of onset within 6 years of age. 2 history and treatment history 23 cases were infirm, prone to recurrent upper respiratory tract infection, long-term, repeated, larger doses, with the site of intramuscular penicillin and other drug history. Among them, benzyl alcohol was used as penicillin in 14 cases. 3 clinical manifestations were walking outside the character of the child’s gait, knees and squat difficulties, when the squat was a frog-bit. Physical examination: Circle sign positive, two